Goodwill and Intangibles (Tables)

12 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Components of Finite-Lived Intangible Assets

The components of intangible assets other than goodwill at December 31 were as follows:

	2018							2017
Description	Carrying Amount, Gross		Accumulated Amortization			Carrying Amount, Net		Carrying Amount, Gross		Accumulated Amortization			Carrying Amount, Net
Finite-lived intangible assets:
Marketed products	$	3,193.5	$	(779.2	)	$	2,414.3	$	3,151.2	$	(599.8	)	$	2,551.4
Other	53.1		(34.0		)	19.1		54.1		(29.9		)	24.2
Total finite-lived intangible assets	3,246.6		(813.2		)	2,433.4		3,205.3		(629.7		)	2,575.6
Indefinite-lived intangible assets:
Acquired in-process research and development	19.6		—			19.6		97.2		—			97.2
Other intangibles	$	3,266.2	$	(813.2	)	$	2,453.0	$	3,302.5	$	(629.7	)	$	2,672.8

Components of Indefinite-Lived Intangible Assets

The components of intangible assets other than goodwill at December 31 were as follows:

	2018							2017
Description	Carrying Amount, Gross		Accumulated Amortization			Carrying Amount, Net		Carrying Amount, Gross		Accumulated Amortization			Carrying Amount, Net
Finite-lived intangible assets:
Marketed products	$	3,193.5	$	(779.2	)	$	2,414.3	$	3,151.2	$	(599.8	)	$	2,551.4
Other	53.1		(34.0		)	19.1		54.1		(29.9		)	24.2
Total finite-lived intangible assets	3,246.6		(813.2		)	2,433.4		3,205.3		(629.7		)	2,575.6
Indefinite-lived intangible assets:
Acquired in-process research and development	19.6		—			19.6		97.2		—			97.2
Other intangibles	$	3,266.2	$	(813.2	)	$	2,453.0	$	3,302.5	$	(629.7	)	$	2,672.8

Estimated Amortization Expense

The estimated amortization expense for each of the next five years associated with our finite-lived intangible assets as of December 31, 2018 is as follows:

	2019		2020		2021		2022		2023
Estimated amortization expense	$	197.9	$	198.3	$	198.0	$	196.0	$	195.8